All names: SDSS J214001.05-075052.1, Gaia DR2 2667311000193972224, TIC 333165866, SDSS J214001.05-075052.2, Gaia DR3 2667311000193972224, Gaia EDR3 2667311000193972224, SDSS J214001.05-075052.0, 2MASS J21400102-0750522, WD 2137-080, SDSS J214001.04-075052.0
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Bedard et al. 2020 | MWDD H | Gaia DR2 | Stilism | Tremblay et al. 2011 | Vincent et al. 2024 | Simbad | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 | Vincent et al. 2023 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 21 40 01.06 (0.06) | 21 40 01.05 | 21 40 01.06 (0.1) | 21 40 01.06 | 21 40 01.05 (0.06) | 21 40 01.05 | 21 40 01.18 | 21 40 01.05 | |||||||
Declination | -07 50 52.32 (0.05) | -07 50 52.07 | -07 50 52.31 (0.1) | -07 50 52.32 | -07 50 52.08 (0.05) | -07 50 52.07 | -07 50 46.32 | -07 50 52.19 | |||||||
Spectral type | DA | DA | DA | DA | DA | DA_auto | DA | DA | DA | ||||||
Effective temperature | [K] | 31783.0 (96) | 25987.0 | 31990.0 (90) | 33728.0 (872) | 31858.0 (141) | 31520.0 (99) | ||||||||
log(g) | [cgs] | 7.78 (0.02) | 7.53 | 7.77 (0.02) | 7.92 (0.03) | 7.82 (0.02) | 7.80 (0.02) | ||||||||
Mass | [M☉] | 0.54 (0.01) | 0.423 | 0.54 (0.01) | 0.612 (0.02) | 0.556 (0.009) | |||||||||
log(Luminosity) | [L☉] | -0.65 (0.02) | |||||||||||||
Cooling age | [Gyr] | 0.0072 (0.0002) | 0.0148 | 0.0079 | |||||||||||
log(H/He) | |||||||||||||||
log(C/He) | |||||||||||||||
log(Ca/He) | |||||||||||||||
log(Ca/H) | |||||||||||||||
log(C/H) | |||||||||||||||
log(N/H) | |||||||||||||||
log(O/H) | |||||||||||||||
log(Na/H) | |||||||||||||||
log(Mg/H) | |||||||||||||||
log(Al/H) | |||||||||||||||
log(Si/H) | |||||||||||||||
log(P/H) | |||||||||||||||
log(S/H) | |||||||||||||||
log(Sc/H) | |||||||||||||||
log(Ti/H) | |||||||||||||||
log(Cr/H) | |||||||||||||||
log(Mn/H) | |||||||||||||||
log(Fe/H) | |||||||||||||||
log(Ni/H) | |||||||||||||||
Parallax | [mas] | 4.70 (0.07) | 4.53 (0.1) | 4.70 | 4.70 (0.07) | ||||||||||
Distance | [pc] | 212.55 (3) | 220.85 (7) | 212.55 | 212.55 (3) | ||||||||||
Composition | H | H | H | ||||||||||||
Proper motion (right ascension) | [mas/yr] | 5.199271809 (0.08) | 5.207920936 (0.2) | 5.199 (0.08) | 4.7 | ||||||||||
Proper motion (declination) | [mas/yr] | -15.34329455 (0.06) | -15.34738491 (0.2) | -15.343 (0.06) | -17.4 | ||||||||||
Variability | |||||||||||||||
Magnetic | |||||||||||||||
Bd | [MG] | ||||||||||||||
Infrared excess (disk) | |||||||||||||||
Binarity | |||||||||||||||
B magnitude | |||||||||||||||
V magnitude | |||||||||||||||
R magnitude | |||||||||||||||
I magnitude | |||||||||||||||
J magnitude | 16.72 (0.2) | ||||||||||||||
H magnitude | |||||||||||||||
K magnitude | |||||||||||||||
u magnitude | 15.77 (0.005) | 15.77 (0.005) | 15.76 (0.02) | 15.75 | 15.76 (0.02) | ||||||||||
g magnitude | 15.99 (0.004) | 15.99 (0.004) | 16.02 (0.01) | 16.01 | 16.02 (0.01) | ||||||||||
r magnitude | 16.45 (0.005) | 16.45 (0.005) | 16.46 (0.01) | 16.45 | 16.45 (0.01) | ||||||||||
i magnitude | 16.81 (0.005) | 16.81 (0.005) | 16.80 (0.01) | 16.79 | 16.80 (0.01) | ||||||||||
z magnitude | 17.12 (0.01) | 17.12 (0.01) | 17.14 (0.02) | 17.13 | 17.12 (0.02) | ||||||||||
G magnitude | 16.24 (0.003) | 16.26 | 16.24 | 16.24 (0.003) | |||||||||||
BP magnitude | 16.10 (0.003) | 16.09 | |||||||||||||
RP magnitude | 16.51 (0.005) | 16.50 | |||||||||||||
Pan g magnitude | 16.08 (0.003) | ||||||||||||||
Pan r magnitude | 16.49 (0.002) | ||||||||||||||
Pan i magnitude | 16.85 (0.002) | ||||||||||||||
Pan z magnitude | 17.12 (0.005) | ||||||||||||||
Pan y magnitude | 17.32 (0.01) | ||||||||||||||
E(B-V) | 0.021 |
* Constant surface field
Spectra without link are available upon request
The Montreal White Dwarf Database is produced and maintained by Prof. Patrick Dufour (Université de Montréal) and Dr. Simon Blouin (University of Victoria). Please send database updates, corrections, suggestions or bug reports to patrick.dufour@umontreal.ca.